﻿<p>Describes required or provided reinforcement area of surface members.</p>

<blockquote class="note">NOTE&nbsp; Member design parameters like concrete cover, effective depth, orientation of meshes or rebars (two, optionally three directions) etc. are not specified in <em>IfcStructuralLoadResource</em> schema.  They shall be specified at the level of structural members.</blockquote>

<blockquote class="history">HISTORY&nbsp; New entity in IFC4.</blockquote>